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Archive for the ‘biotech/medical’ category: Page 21

Sep 21, 2024

Futurist Predicts Humans Will Soon Live 1,000 Years, Thanks to Nanobots and AI

Posted by in categories: biotech/medical, nanotechnology, Ray Kurzweil, robotics/AI

Futurist Raymond Kurzweil predicts humans may soon live up to 1,000 years by merging biotechnology, AI, and nanobots.

Sep 21, 2024

Pro-efferocytic nanoparticles are specifically taken up by lesional macrophages and prevent atherosclerosis

Posted by in categories: biotech/medical, nanotechnology

Year 2020 Nanobots that take the plaque out of arteries is here. face_with_colon_three


Single-walled carbon nanotubes can restore phagocytotic properties of macrophages in artherosclerotic plaques to promote plaque clearance and combat artherosclerosis.

Sep 21, 2024

The Hidden Biochemistry of Cold Temperatures: Chilling RNA Discovery Reshapes the Rules of Life

Posted by in categories: biotech/medical, chemistry, evolution, genetics, nanotechnology

Ribonucleic acid (RNA) is a vital biological molecule that plays a significant role in the genetics of organisms and is essential to the origin and evolution of life. Structurally similar to DNA, RNA carries out various biological functions, largely determined by its spatial conformation, i.e. the way the molecule folds in on itself.

Now, a paper published in the journal Proceedings of the National Academy of Sciences (PNAS) describes for the first time how the process of RNA folding at low temperatures may open up a novel perspective on primordial biochemistry and the evolution of life on the planet.

The study is led by Professor Fèlix Ritort, from the Faculty of Physics and the Institute of Nanoscience and Nanotechnology (IN2UB) of the University of Barcelona, and is also signed by UB experts Paolo Rissone, Aurélien Severino, and Isabel Pastor.

Sep 20, 2024

ChatGPT is upgrading itself — Sam Altman says next-gen AI could invent breakthroughs, cure diseases

Posted by in categories: biotech/medical, robotics/AI

Agent-based AI on the horizon.

Sep 20, 2024

In case of extinction, scientists store human genome on a ‘memory crystal’ that lasts billions of years

Posted by in categories: biotech/medical, existential risks

The disc is as tough as quartz and withstands cosmic radiation.

Sep 20, 2024

DNA Computing Evolves: New System Stores Data, Plays Chess, and Solves Sudoku Puzzles

Posted by in categories: biotech/medical, computing, neuroscience

Last month, a team from North Carolina State University and Johns Hopkins University found a workaround. They embedded DNA molecules, encoding multiple images, into a branched gel-like structure resembling a brain cell.

Dubbed “dendricolloids,” the structures stored DNA files far better than those freeze-dried alone. DNA within dendricolloids can be repeatedly dried and rehydrated over roughly 170 times without damaging stored data. According to one estimate, each DNA strand could last over two million years at normal freezer temperatures.

Unlike previous DNA computers, the data can be erased and replaced like memory on classical computers to solve multiple problems—including a simple chess game and sudoku.

Sep 20, 2024

FDA approves Rybrevant for advanced lung cancer

Posted by in category: biotech/medical

The FDA approved amivantamab-vmjw in combination with standard chemotherapy for the treatment of certain adults with non-small cell lung cancer, according to the agent’s manufacturer.

The indication applies to adults with locally advanced or metastatic NSCLC with EGFR exon 19 deletions or L858R substitution mutations whose disease progressed on or following treatment with an EGFR tyrosine kinase inhibitor.

Amivantamab-vmjw (Rybrevant, Janssen) is an EGFR and mesenchymal epithelial transition (MET) factor bispecific antibody that targets activating and resistant EGFR and MET mutations and amplifications.

Sep 20, 2024

Scientists Identify New Blood Group After a 50 Year Mystery

Posted by in categories: biotech/medical, innovation

A medical breakthrough that could save lives.

Sep 20, 2024

Sickle Cell Patient Cured With CRISPR Summits Kilimanjaro, Setting World Record

Posted by in categories: biotech/medical, business, genetics

Four years after being functionally cured of sickle cell disease with a CRISPR gene-editing therapy, Jimi Olaghere has set a new world record for patients with this chronic and deadly disease.

Olaghere, a 39-year-old business owner from Atlanta, became the world’s first patient with sickle cell disease to reach the summit of Kilimanjaro at 7:30 am Tanzania time on Sept. 16. It’s the highest peak in Africa at 19,341 feet above sea level.

Sep 20, 2024

Epidemiology and socioeconomic correlates of brain and central nervous system cancers in Asia in 2020 and their projection to 2040

Posted by in categories: biotech/medical, neuroscience

Summery:

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Mousavi, S., Seyedmirzaei, H., Shahrokhi Nejad, S. et al. Sci Rep 14, 21,936 (2024). https://doi.org/10.1038/s41598-024-73277-z.

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